<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Document</title>
</head>
<body>
	<style>
		.container{
			width:1000px ;
			margin: 0 auto;
			columns: 3;
			column-gap: 5px;
		}
		.container img{
			width: 100%;
			height: 100%;
		}
	</style>
</body>
<div class="container">
	<img src="1.jpg" alt="">
	<img src="1.jpg" alt="">
	<img src="1.jpg" alt="">
	<img src="1.jpg" alt="">
</div>
</html>